Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
40384189TF
No factors below 275
TF target 272
P-1
B1 = 1500000
B2 = 30000000
LL
StatusDateUserResidueShift
Verified2011-01-05unconnectedCAD794A34906976225587300
Verified2017-03-03Sergey NosovCAD794A34906976236118667
History
DateUserTypeResult
2020-09-26Sid & AndyNF
no factor from 2^74 to 2^75
2020-07-18Sid & AndyNF-PM1
B1=1500000, B2=30000000, E=12
2019-12-29-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2017-03-03Sergey NosovC-LL
CAD794A349069762
2015-03-141997rj7NF
no factor from 2^71 to 2^72
2015-01-09The MawnNF
no factor from 2^70 to 2^71
2015-01-09The MawnNF
no factor from 2^69 to 2^70
2013-11-08Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-01-05unconnectedC-LL
CAD794A349069762
2009-11-19dapikeNF-PM1
B1=665000